Inventor

GIBSON DONALD L

US8 patents

⚠️ This page may combine multiple inventors who share the name “GIBSON DONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LOUISVILLE LADDER INC

2 patents

US7753170B1Jul 13, 2010

Ladder top for retaining a ladder against extrinsic surfaces

LOUISVILLE LADDER INC70 citations96

USD597685SAug 4, 2009

Ladder top

LOUISVILLE LADDER INC45 citations89

LOUISVILLE LADDER GROUP LLC

2 patents

USD549356SAug 21, 2007

Ladder top

LOUISVILLE LADDER GROUP LLC56 citations94

US7000731B2Feb 21, 2006

Multi-material cover for a ladder rail end

LOUISVILLE LADDER GROUP LLC16 citations76

UNIV MISSOURI

1 patent

US4437799AMar 20, 1984

Pipeline transportation system

UNIV MISSOURI36 citations86

FMC CORP

1 patent

US4235482ANov 25, 1980

High capacity rubber bushing

FMC CORP7 citations72

GIBSON DONALD L

1 patent

US4512382AApr 23, 1985

Indexing and locking assembly for multi-piece truck rims

GIBSON DONALD L4 citations55

SERRMI PRODUCTS INC

1 patent

US5791604AAug 11, 1998

Signal apparatus including improved access capabilities

SERRMI PRODUCTS INC4 citations51